Home / 9,158.48-13,738.31-2,585.18

Finding the Fourth Proportional to 9,158.48, 13,738.31 and 2,585.18

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Solution

The fourth proportional to 9,158.48, 13,738.31 and 2,585.18 is: 3,877.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158.48 : 13,738.31 = 2,585.18 : x
  2. Step 2: Convert to fraction form
    9,158.48/13,738.31 = 2,585.18/x
  3. Step 3: Cross multiply
    9,158.48x = 13,738.31 × 2,585.18
  4. Step 4: Simplify right side
    9,158.48x = 35,516,035.36
  5. Step 5: Solve for x
    x = 35,516,035.36/9,158.48
  6. Step 6: Final answer
    x = 3,877.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.